Analysis
- max time kernel
150s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
07/10/2023, 17:59
General
- Target eb858c884f6be11acb83f39a645481882f6a9d554995a059320609321b4d068b.exe
- Size 1.3MB
- Sample231007-wk4grsgf27
- SHA256 eb858c884f6be11acb83f39a645481882f6a9d554995a059320609321b4d068b
Malware Config
Signatures
- Detect PurpleFox Rootkit 9 IoCs
Detect PurpleFox Rootkit.
- Gh0st RAT payload 10 IoCs
- Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
- PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
- Drops file in Drivers directory 1 IoCs
- Sets service image path in registry 2 TTPs 1 IoCs
- Executes dropped EXE 3 IoCs
- UPX packed file 13 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in System32 directory 2 IoCs
- Drops file in Program Files directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 7 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\eb858c884f6be11acb83f39a645481882f6a9d554995a059320609321b4d068b.exe"C:\Users\Admin\AppData\Local\Temp\eb858c884f6be11acb83f39a645481882f6a9d554995a059320609321b4d068b.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\QQ.exeC:\Users\Admin\AppData\Local\Temp\\QQ.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\QQ.exe > nul3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
HD_X.dat
QQ.exe
QQ.exe
TXPlatforn.exe
TXPlatforn.exe
TXPlatforn.exe
memory/1504-19-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1504-4-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1504-7-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1504-6-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1504-8-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2900-13-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2900-16-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2900-15-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2900-17-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2900-22-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3924-28-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3924-41-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3924-75-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4456-104-0x00000240CB340000-0x00000240CB350000-memory.dmp
memory/4456-120-0x00000240CB440000-0x00000240CB450000-memory.dmp
memory/4456-136-0x00000240D37B0000-0x00000240D37B1000-memory.dmp
memory/4456-138-0x00000240D37E0000-0x00000240D37E1000-memory.dmp
memory/4456-139-0x00000240D37E0000-0x00000240D37E1000-memory.dmp
memory/4456-140-0x00000240D38F0000-0x00000240D38F1000-memory.dmp